Fervent sport fandom is incomprehensible to many people. How can athletic competitions drive seemingly normal folk to moments of rapture, fits of rage or weeks of post-loss depression? Yet for many, the visceral elation and agony brought on by sport is enigmatic, but very real. Sivan – which, according to its Israeli director Zohar Elefant, was created as a ‘tongue-in-cheek answer to Zidane, the 2006 documentary that followed the soccer star through a single game’ – puts fandom under close inspection, chronicling the emotional volcano that erupts from a diehard football fan over the course of a full match.